Buggy code:
public class ScheduleProvider extends ContentProvider { private static final String TAG = makeLogTag ( ScheduleProvider . class ) ; private ScheduleDatabase mOpenHelper ; private static final UriMatcher sUriMatcher = ScheduleProvider . buildUriMatcher ( ) ; private static final int BLOCKS = 100 ; private static final int BLOCKS_BETWEEN = 101 ; private static final int BLOCKS_ID = 102 ; private static final int TAGS = 200 ; private static final int TAGS_ID = 201 ; private static final int ROOMS = 300 ; private static final int ROOMS_ID = 301 ; private static final int ROOMS_ID_SESSIONS = 302 ; private static final int SESSIONS = 400 ; private static final int SESSIONS_MY_SCHEDULE = 401 ; private static final int SESSIONS_SEARCH = 403 ; private static final int SESSIONS_AT = 404 ; private static final int SESSIONS_ID = 405 ; private static final int SESSIONS_ID_SPEAKERS = 406 ; private static final int SESSIONS_ID_TAGS = 407 ; private static final int SESSIONS_ROOM_AFTER = 408 ; private static final int SESSIONS_UNSCHEDULED = 409 ; private static final int SESSIONS_COUNTER = 410 ; private static final int SPEAKERS = 500 ; private static final int SPEAKERS_ID = 501 ; private static final int SPEAKERS_ID_SESSIONS = 502 ; private static final int MY_SCHEDULE = 600 ; private static final int ANNOUNCEMENTS = 700 ; private static final int ANNOUNCEMENTS_ID = 701 ; private static final int SEARCH_SUGGEST = 800 ; private static final int SEARCH_INDEX = 801 ; private static final int MAPMARKERS = 900 ; private static final int MAPMARKERS_FLOOR = 901 ; private static final int MAPMARKERS_ID = 902 ; private static final int MAPTILES = 1000 ; private static final int MAPTILES_FLOOR = 1001 ; private static final int FEEDBACK_ALL = 1002 ; private static final int FEEDBACK_FOR_SESSION = 1003 ; private static final int EXPERTS = 1100 ; private static final int EXPERTS_ID = 1101 ; private static final int HASHTAGS = 1200 ; private static final int HASHTAGS_NAME = 1201 ; private static final int PEOPLE_IVE_MET = 1250 ; private static final int PEOPLE_IVE_MET_ID = 1251 ; private static final int VIDEOS = 1300 ; private static final int VIDEOS_ID = 1301 ; private static final int PARTNERS = 1400 ; private static final int PARTNERS_ID = 1401 ; private static UriMatcher buildUriMatcher ( ) { } @ Override public boolean onCreate ( ) { } private void deleteDatabase ( ) { } @ Override public String getType ( Uri uri ) { } private String makeQuestionMarkTuple ( int count ) { } private void addTagsFilter ( SelectionBuilder builder , String tagsFilter ) { } @ Override public Cursor query ( Uri uri , String [ ] projection , String selection , String [ ] selectionArgs , String sortOrder ) { } @ Override public Uri insert ( Uri uri , ContentValues values ) { } @ Override public int update ( Uri uri , ContentValues values , String selection , String [ ] selectionArgs ) { } @ Override public int delete ( Uri uri , String selection , String [ ] selectionArgs ) { String accountName = getCurrentAccountName ( uri , false ) ; LOGV ( ScheduleProvider . TAG , ( ( ( ( "delete(uri=" + uri ) + ",<seq2seq4repair_space>account=" ) + accountName ) + ")" ) ) ; <START_BUG> if ( uri == ( ScheduleContract . BASE_CONTENT_URI ) ) { <END_BUG> deleteDatabase ( ) ; notifyChange ( uri ) ; return 1 ; } final SQLiteDatabase db = mOpenHelper . getWritableDatabase ( ) ; final SelectionBuilder builder = buildSimpleSelection ( uri ) ; final int match = ScheduleProvider . sUriMatcher . match ( uri ) ; if ( match == ( ScheduleProvider . MY_SCHEDULE ) ) { builder . where ( ( ( MySchedule . MY_SCHEDULE_ACCOUNT_NAME ) + "=?" ) , accountName ) ; } int retVal = builder . where ( selection , selectionArgs ) . delete ( db ) ; notifyChange ( uri ) ; return retVal ; } private void notifyChange ( Uri uri ) { } @ Override public ContentProviderResult [ ] applyBatch ( ArrayList < ContentProviderOperation > operations ) throws OperationApplicationException { } private SelectionBuilder buildSimpleSelection ( Uri uri ) { } private String getCurrentAccountName ( Uri uri , boolean sanitize ) { } private SelectionBuilder buildExpandedSelection ( Uri uri , int match ) { } @ Override public ParcelFileDescriptor openFile ( Uri uri , String mode ) throws FileNotFoundException { } private interface Subquery { String SESSION_HAS_GIVEN_FEEDBACK = ( ( ( ( ( "(SELECT<seq2seq4repair_space>COUNT(1)<seq2seq4repair_space>FROM<seq2seq4repair_space>" + ( Tables . FEEDBACK ) ) + "<seq2seq4repair_space>WHERE<seq2seq4repair_space>" ) + ( ScheduleProvider . Qualified . FEEDBACK_SESSION_ID ) ) + "=" ) + ( ScheduleProvider . Qualified . SESSIONS_SESSION_ID ) ) + ")" ; String SESSIONS_SNIPPET = ( "snippet(" + ( Tables . SESSIONS_SEARCH ) ) + ",\'{\',\'}\',\'…\')" ; } private interface Qualified { String SESSIONS_SESSION_ID = ( ( Tables . SESSIONS ) + "." ) + ( Sessions . SESSION_ID ) ; String SESSIONS_ROOM_ID = ( ( Tables . SESSIONS ) + "." ) + ( Sessions . ROOM_ID ) ; String SESSIONS_TAGS_SESSION_ID = ( ( Tables . SESSIONS_TAGS ) + "." ) + ( SessionsTags . SESSION_ID ) ; String SESSIONS_SPEAKERS_SESSION_ID = ( ( Tables . SESSIONS_SPEAKERS ) + "." ) + ( SessionsSpeakers . SESSION_ID ) ; String SESSIONS_SPEAKERS_SPEAKER_ID = ( ( Tables . SESSIONS_SPEAKERS ) + "." ) + ( SessionsSpeakers . SPEAKER_ID ) ; String FEEDBACK_SESSION_ID = ( ( Tables . FEEDBACK ) + "." ) + ( Feedback . SESSION_ID ) ; } }

Fix:
if ( uri . equals ( BASE_CONTENT_URI ) ) {